# watchtower.install:  $app_domain
watchtower.install(){

# Config #
app_name="watchtower" # App Name
app_domain="watchtower" # local service
app_repo_url="https://github.com/containrrr/watchtower/" # App Codebase
app_version="latest"
app_path="/data/$app_domain"
data_path="$app_path/${app_name}_data"
code_path="$app_path/$(basename $app_repo_url)"
app_container_config="$code_path/docker-compose.yml"

# Setup paths 3 #
mkdir -p "$app_path"

echo cd "$app_path"
cd "$app_path"
if [ ! $? == "0" ];then
	err "Failed to cd \"$app_path\""
	return 1
fi

# Install App #
echo git clone "$app_repo_url"
git clone "$app_repo_url"
cd "$code_path"
if [ ! $? == "0" ];then
	err "Failed to cd \"$code_path\""
	return 1
fi

# Contain App. Write docker-compose config. 4
tee "$app_container_config" > /dev/null <<EOF
services:
  watchtower:
    container_name: $app_domain
    image: containrrr/watchtower
    restart: always
    environment: 
      WATCHTOWER_LABEL_ENABLE: true
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
EOF

echo cat ./docker-compose.yml
cat ./docker-compose.yml

# Run App. LIVE!
echo Running $app_name container in the background.

echo sudo docker-compose pull
sudo docker-compose pull

echo sudo docker-compose down
sudo docker-compose down

echo sudo docker-compose up -d
sudo docker-compose up -d

}
# ---